Versions (3)
Version DetailsCurrent
Rev: 2 • Jul 30, 2010, 12:00 PMET FTP FTP RMDIR command attempt without login
alert tcp $EXTERNAL_NET any -> $HOME_NET 21 (msg:"ET FTP FTP RMDIR command attempt without login"; flow:established,to_server; flowbits:isnotset,ET.ftp.user.login; content:!"USER"; depth:4; content:"RMDIR"; nocase; reference:url,www.nsftools.com/tips/RawFTP.htm; classtype:attempted-recon; sid:2010733; rev:2; metadata:created_at 2010_07_30, confidence Medium, signature_severity Informational, updated_at 2019_07_26;)
Jul 30, 2010, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-ftp.rules